<template>
  <view class="category-head-mutli">
    <scroll-view scroll-x @scroll="handleCategory">
      <view class="scroll-wrap">
        <view class="category-head-mutli-item">
          <navigator v-for="item in categoryHeadMutli" :key="item.id">
            <image mode="widthFix" :src="item.icon"></image>
            <text>{{ item.name }}</text>
          </navigator>
        </view>
      </view>
    </scroll-view>
    <view class="scroll-bar">
      <view
        class="scroll-bar-inner"
        :style="{ transform: `translateX(${scrollLeft})` }"
      ></view>
    </view>
  </view>
</template>

<script>
import { mapState } from 'vuex'
export default {
  // props: ['categoryHeadMutli'],
  props: {
    categoryHeadMutli: {
      type: Array,
      require: true
    }
  },
  data () {
    return {
      scrollLeft: 0
    }
  },
  computed: {
    ...mapState(['safeArea'])
  },
  methods: {
    handleCategory (e) {
      this.scrollLeft = (e.detail.scrollLeft / this.safeArea.width) * 100 + '%'
    }
  }
}
</script>

<style lang="scss">
.category-head-mutli {
  background-color: #f7f7f8;
  position: relative;
  padding-bottom: 30rpx;
  .scroll-wrap {
    width: 200%;
  }
  .category-head-mutli-item {
    width: 50%;
    display: flex;
    flex-wrap: wrap;
    navigator {
      text-align: center;
      width: 20%;
      padding: 15rpx;

      image {
        width: 100rpx;
        display: block;
        margin: 0 auto;
      }
      text {
        font-size: 26rpx;
        color: #666;
      }
    }
  }
  .scroll-bar {
    position: absolute;
    bottom: 15rpx;
    left: 50%;
    transform: translateX(-50%);
    width: 100rpx;
    height: 8rpx;
    background-color: #e2e2e2;
    z-index: 200;
    .scroll-bar-inner {
      width: 50%;
      height: 100%;
      position: absolute;
      left: 0;
      top: 0;
      background-color: #00c09b;
    }
  }
}
</style>
